void CreateLinearGradient(SvgElement element, SvgRendererContext context)
{
var linearGradient = element as SvgLinearGradientElement;
if (linearGradient != null)
{
var color1 = default(Color);
var color2 = default(Color);
LinearGradientBrush gradient;
if (linearGradient.Children.Count == 2)
{
var stop1 = linearGradient.Children[0] as SvgStopElement;
var stop2 = linearGradient.Children[1] as SvgStopElement;
if (stop1 != null && stop2 != null)
{
color1 = ParseStopColor(stop1);
color2 = ParseStopColor(stop2);
}
}
else
{
Brush referenceGradient;
LinearGradientBrush referenceLinearGradient;
var href = new SvgXRef(linearGradient).Href;
if (href != null && context.Gradients.TryGetValue(href, out referenceGradient) &&
(referenceLinearGradient = referenceGradient as LinearGradientBrush) != null)
{
color1 = referenceLinearGradient.LinearColors[0];
color2 = referenceLinearGradient.LinearColors[1];
}
}
var gradientTransform = ParseTransform(linearGradient, null, "gradientTransform");
var points = new[]
{
ParsePoint(linearGradient, "x1", "y1").GetValueOrDefault(PointF.Empty),
ParsePoint(linearGradient, "x2", "y2").GetValueOrDefault(new PointF(1, 1))
};
if (gradientTransform != null)
{
gradientTransform.TransformPoints(points);
}
gradient = new LinearGradientBrush(points[0], points[1], color1, color2);
context.Gradients.Add(new SvgUriReference(linearGradient).Href, gradient);
disposableResources.Add(gradient);
}
}
public SvgImageElement(SvgXRef xref) => XRef = xref;
public SvgUseElement(SvgLength x, SvgLength y, SvgXRef xref)
{
XRef = xref;
X = x;
Y = y;
}
public SvgUseElement(SvgXRef xref)
{
XRef = xref;
}
public SvgImageElement(SvgLength x, SvgLength y, SvgXRef xref)
{
this.XRef = xref;
this.X = x;
this.Y = y;
}
public SvgImageElement(SvgXRef xref)
{
this.XRef = xref;
}
public SvgUseElement(SvgXRef xref)
{
this.XRef = xref;
}
